Abstract: A cross-flow fan and an air conditioner. The cross-flow fan includes a plurality of blades. The plurality of blades are arranged and spaced apart around a rotation axis of the cross-flow fan. Each blade has a blade centerline, and in a cross-section of each blade, the blade centerline is an arc, and a thickness of the blade continuously increases first and then continuously decreases from a middle position of the blade centerline toward two end positions thereof. In a flow channel of an airflow, the thickness of the blade of the cross-flow fan forms a double-hump distribution, thereby reducing an airflow separation and loss.

Abstract: A compressor includes a drive motor and a wind wheel, wherein the drive motor includes a casing and a rotor, the rotor being rotatably arranged within the casing; the wind wheel is mounted at a first axial end of the rotor. A thrust disc is also provided at the first axial end of the rotor. An axial bearing assembly is arranged between the thrust disc and the wind wheel, and the axial bearing assembly is arranged fixedly with respect to the casing. A first air gap is formed between a first end of the axial bearing assembly and the wind wheel, and a second air gap is formed between a second end of the axial bearing assembly and the thrust disc. The air compressor reduces a tolerance accumulation caused by part cooperation between axial bearing assemblies, and more precisely ensures effective working clearances.

Abstract: The present disclosure provides an air conditioner defrosting control method and device, and a storage medium and an air conditioner. The control method includes: setting a target discharge temperature of a compressor and an initial opening degree of a throttle device when an air conditioner performs defrosting according to an outdoor ambient temperature when the air conditioner meets a defrosting condition and enters a defrosting mode; controlling a defrosting operation of the air conditioner according to the target discharge temperature of the compressor and the initial opening degree of the throttle device; and controlling the air conditioner to exit the defrosting mode when a temperature of an outdoor heart exchanger of the air conditioner reaches a set temperature value.

Abstract: Disclosed are a power supply network design method and apparatus, and a storage medium.

Abstract: A drying air duct, a clothing treatment device and a method for cleaning a drying air duct are provided. The drying air duct includes a condensing section air duct, a heating section air duct and a fan; the fan is provided at a connection position of the condensing section air duct and the heating section air duct, a cleaning device is provided in the condensing section air duct, the cleaning device is provided at an end of the condensing section air duct adjacent to the fan and is capable of cleaning a side of the condensing section air duct away from the fan. The drying air duct can effectively clean the pipe sudden expansion area of the condensing section air duct, preventing the accumulation of soft flocks in the condensing section air duct.

Abstract: The present disclosure provides a smart device control method, a smart device control apparatus, an electronic device, and a non-transitory computer readable medium. The method includes: determining a target relay node connected to a current terminal after the current terminal enters a target group network; identifying a scene label carried by the target relay node, the scene label being a label of a target area where the target relay node is located, each area including one relay node and at least one proxy node, and each node corresponding to one smart device; and sending a control instruction to the target relay node in a case that it is determined that scene label is labeled correctly, and transmitting, by the target relay node, the control instruction to the proxy node in the target area.

Abstract: A compressor and an air conditioner. The compressor includes a crankshaft, a first roller, a second roller, a motor rotor and one balancing block. The interior of the first roller is a solid structure, and the interior of the second roller has a hollow portion. The balancing block is disposed at one axial end of the motor rotor, and no balancing block is arranged at another axial end of the motor rotor. A mass center of the first eccentric portion and the first roller is a first mass center, and a first mass-center axis passes through the first mass center and is parallel to an axis of the crankshaft. A mass center of the second eccentric portion and the second roller is a second mass center, and a second mass-center axis passes through the second mass center and is parallel to the axis of the crankshaft.

Abstract: Disclosed are a pump body assembly and a fluid machine. The pump body assembly includes a rotation shaft and a piston provided with a sliding hole, at least a portion of the rotation shaft penetrates into the sliding hole, during rotation of the piston with the rotation shaft, and the sliding hole is in sliding fit with the rotation shaft, the piston is provided with a piston communication passage communicated with the sliding hole. The pump body assembly can solve the problem that the piston impedes a flow of oil liquid during use of a rotary cylinder compressor.

Abstract: An airbag structure includes a supporting component, and an airbag component. The airbag component includes a plurality of airbags and a first fixing strap, each of the plurality of airbag is provided with a second fixing strap, the second fixing strap is connected to the first fixing strap, and the first fixing strap is connected to the supporting component. This airbag structure solves a problem of poor stability and consistency of airbags.

Abstract: Disclosed are an insulated gate bipolar transistor and a manufacturing method thereof, an electronic apparatus, and a storage medium. In the insulated gate bipolar transistor manufactured by the method for manufacturing the insulated gate bipolar transistor, a structure sequentially includes a second metal layer, an oxide layer, an epitaxial layer and a first metal layer. A manufacturing process is simple, and the insulated gate bipolar transistor is manufactured into a vertical structure, which not only can reduce a leakage current of an insulated gate bipolar transistor, improving reliability of an insulated gate bipolar transistor, but also solves a problem of an insufficient withstand voltage of a lateral insulated gate bipolar transistor, improving user experience.

Abstract: Disclosed are an insulated gate bipolar transistor and a manufacturing method thereof, an electronic apparatus, and a storage medium. In the insulated gate bipolar transistor manufactured by the method for manufacturing the insulated gate bipolar transistor, a structure sequentially includes a second metal layer, an oxide layer, an epitaxial layer and a first metal layer, a manufacturing process is simple, and the insulated gate bipolar transistor is manufactured into a vertical structure, which not only can reduce a leakage current of an insulated gate bipolar transistor, improving reliability of an insulated gate bipolar transistor, but also solves a problem of an insufficient withstand voltage of a lateral insulated gate bipolar transistor, improving user experience.

Abstract: A resource scheduling method and system, and a computer-readable storage medium are provided. The method comprises: a control instruction inputted by a user (S101) is acquired; on the basis of the control instruction, an intended device (S102) is determined; in the case where the intended device is not able to be started, with regard to each function of the intended device, a constructed knowledge graph is queried for alternative devices associated with the function, the knowledge graph having a plurality of functions stored therein as well as devices associated with the plurality of functions (S103, S105); and a device to be started is determined from all the alternative devices and starting the determined device (S106). In the resource scheduling method, in the case where an intended device specified by a user is not able to be started, alternative devices are appropriately determined.

Abstract: A compressor and an air conditioning system. The compressor includes two compressing structures and an intermediate gas supplement structure. A communication pipe is provided between a gas exhaustion port of one compressing structure and a gas suction port of another compressing structure in the two compressing structures. The intermediate gas supplement structure is in communication with the communication pipe. At least one compressing structure is provided with a gas supplement structure. In the compressor and the air conditioning system, the gas supplement structure is provided to at least one compressing structure, so that at least two levels of gas supplement to the compressor are provided.

Abstract: The present disclosure relates to a flange and a pump body assembly with the same. The flange includes a flange body having a shaft hole formed therein, with a back pressure groove being provided besides the shaft hole, a communication part being provided in a side wall of the back pressure groove on a side close to the shaft hole, the communication part communicating the back pressure groove with the shaft hole, and the communication part being configured to supply lubricating oil to the back pressure groove or discharge the lubricating oil from the back pressure groove. By providing the communication part in the side wall of the back pressure groove of the flange body on the side close to the shaft hole, the lubricating oil can be timely conveyed into the back pressure groove by means of the communication part.

Abstract: A radial stator includes a stator core, and the stator core includes a stator outer ring. M magnetic poles are arranged on an inner circumferential wall of the stator outer ring, and are evenly distributed along the inner circumferential wall of the stator outer ring. The M magnetic poles include M1 magnetic poles arranged along the inner circumferential wall of the stator outer ring and M2 magnetic poles arranged along the inner circumferential wall of the stator outer ring; M?2, M1?1, and M2?1; the M1 magnetic poles and the M2 magnetic poles are arranged on two sides of the stator outer ring with respect to a radial direction thereof, respectively; each of the M1 magnetic poles is provided with a first winding; and each of the M2 magnetic poles is provided with a second winding; and a coil turn N1 of the first winding is greater or less than a coil turn N2 of the second winding.

Abstract: The disclosure relates to the technical field of communications, and in particular, to a method for establishing a communication connection after a device is offline and a smart home system. The method for establishing the communication connection after the device is offline comprises: whether a first device is in an offline state in a Wi-Fi network under a wireless router is determined; when the first device is in the offline state, the first device is connected to at least one second device in Wi-Fi connection with the wireless router; and the first device establishes a communication connection with the wireless router by means of the second device. According to the method provided by the disclosure, an offline terminal can establish a communication connection with the wireless router by means of other terminals under the wireless router.

Abstract: Provided are a control method and apparatus for increasing the amount of a circulating refrigerant, and an air conditioner. The control method includes: when a refrigerating capacity need is equivalent to a heating capacity need in the operation of an air-conditioning system, determining whether the discharge temperature of a compressor is greater than a preset safety alert value; if the discharge temperature of the compressor is greater than the safety alert value, adjusting the frequency of a fan of an outdoor heat exchanger; and when the discharge temperature of the compressor is not greater than the safety alert value, controlling to stop the adjustment of the frequency of the fan, and maintaining the air-conditioning system to operate at the adjusted current frequency of the fan.

Abstract: The present disclosure relates to a network configuration method and a network configuration apparatus, a computer device, and a storage medium. The method includes: sending a network configuration request; acquiring a response signal; acquiring a preset network configuration level of a current intelligent device, if a signal intensity corresponding to the response signal is greater than or equal to a preset signal intensity; and acquiring network configuration information according to the preset network configuration level. The network configuration information is used for configuring a network with a router. When the network configuration is performed for various intelligent devices based on the method, the network configuration can be performed according to the preset network configuration level set by a user, thereby meeting personalized network configuration requirements of the user.

Abstract: A humidifying apparatus, including a water tank, a water pump, a wet curtain assembly, and a water passage structure. The water tank has a water storage chamber. A water inlet of the water pump is adapted to communicate with the water storage chamber. The wet curtain assembly is disposed above the water storage chamber and has a water supply port and a drainage port. The water passage structure is an integrated structure and includes a water inlet channel and a return water channel spaced apart from each other. An upper end of the water inlet channel is connected to the water supply port, and an upper end of the return water channel is connected to the drainage port.

Abstract: A motor rotor, a self-starting synchronous reluctance motor including the same, and a compressor. The motor rotor includes a rotor core, and the rotor core includes a first rotor lamination, an end ring, and a second rotor lamination. Filling slots, rotor slots, and a shaft hole are formed in the first rotor lamination. The filling slots include first filling slots and two second filling slots. The second rotor lamination is arranged between the end ring and the first rotor lamination. Through slots are formed in the second rotor lamination at positions corresponding to the filling slots of the first rotor lamination respectively. A total cross-sectional area of first portions of the rotor slots on the first rotor lamination between an edge of an inner hole and an outer circle of the second rotor lamination is less than a total cross-sectional area of the rotor slots on the first rotor lamination.